Learn how to fix a Window drops down condition and an Open Then Close Driver Window message on the dash GM has issued a service bulletin #21-NA-046 to address an issue where the window drops down about 1/4″ or more, causing wind noise. The window movement occurs when using the sound system in the vehicle and directly after a high volume/high bass event. The event may be followed by a dash warning message advising you to Open Then Close Driver Window. Vehicles affected by GM service bulletin #21-NA-046 2018-21 GMC … Read More
The post Window drops down — Service Bulletin Fix appeared first on Ricks Free Auto Repair Advice.
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